//
//  WHNetworkingTool.m
//  0831-单例
//
//  Created by 吴涵 on 15/8/31.
//  Copyright © 2015年 wuhan. All rights reserved.
//

#import "WHNetworkingTool.h"

@implementation WHNetworkingTool

+(instancetype)sharedNetworkingTool
{
    static id instance;
    
    static dispatch_once_t onceToken;
    dispatch_once(&onceToken, ^{
        instance = [[self alloc] init];
    });
    return instance;
}

@end
